EP0066952A3 - Dual spectrum fire sensor with discrimination - Google Patents
Dual spectrum fire sensor with discrimination Download PDFInfo
- Publication number
- EP0066952A3 EP0066952A3 EP82302245A EP82302245A EP0066952A3 EP 0066952 A3 EP0066952 A3 EP 0066952A3 EP 82302245 A EP82302245 A EP 82302245A EP 82302245 A EP82302245 A EP 82302245A EP 0066952 A3 EP0066952 A3 EP 0066952A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- discrimination
- fire sensor
- dual spectrum
- spectrum fire
- dual
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000009977 dual effect Effects 0.000 title 1
- 238000001228 spectrum Methods 0.000 title 1
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/12—Actuation by presence of radiation or particles, e.g. of infrared radiation or of ions
Landscapes
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fire-Detection Mechanisms (AREA)
- Fire Alarms (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US26920881A | 1981-06-02 | 1981-06-02 | |
US269208 | 1981-06-02 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0066952A2 EP0066952A2 (en) | 1982-12-15 |
EP0066952A3 true EP0066952A3 (en) | 1983-06-01 |
EP0066952B1 EP0066952B1 (en) | 1986-02-19 |
Family
ID=23026264
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP82302245A Expired EP0066952B1 (en) | 1981-06-02 | 1982-04-30 | Sensor system responsive to a fire or explosion |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP0066952B1 (en) |
JP (1) | JPH0632137B2 (en) |
KR (1) | KR900008377B1 (en) |
AU (1) | AU546773B2 (en) |
DE (1) | DE3269134D1 (en) |
IL (1) | IL65576A (en) |
IN (1) | IN157944B (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4679156A (en) * | 1981-05-21 | 1987-07-07 | Santa Barbara Research Center | Microprocessor-controlled fire sensor |
US4469944A (en) * | 1981-11-20 | 1984-09-04 | Santa Barbara Research Center | Optical discriminating fire sensor |
IL65517A (en) * | 1982-04-18 | 1988-02-29 | Spectronix Ltd | Discrimination circuitry for fire and explosion suppression apparatus |
US4765244A (en) * | 1983-04-15 | 1988-08-23 | Spectronix Ltd. | Apparatus for the detection and destruction of incoming objects |
GB2142757B (en) * | 1983-05-21 | 1986-11-26 | Graviner Ltd | Improvements in and relating to fire and explosion detection and suppression |
GB2218189A (en) * | 1987-05-30 | 1989-11-08 | Graviner Ltd | Impact detection |
US7100437B2 (en) * | 2003-11-24 | 2006-09-05 | Advanced Design Consulting Usa, Inc. | Device for collecting statistical data for maintenance of small-arms |
CN112720069B (en) * | 2020-12-22 | 2022-03-22 | 北京工业大学 | Cutter wear monitoring method and device, electronic equipment and storage medium |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4206454A (en) * | 1978-05-08 | 1980-06-03 | Chloride Incorporated | Two channel optical flame detector |
US4220857A (en) * | 1978-11-01 | 1980-09-02 | Systron-Donner Corporation | Optical flame and explosion detection system and method |
GB2067749A (en) * | 1980-01-17 | 1981-07-30 | Graviner Ltd | Improvements in and Relating to Fire and Explosion Detection |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5834555Y2 (en) * | 1978-07-01 | 1983-08-03 | ホーチキ株式会社 | Storage type fire detector |
-
1982
- 1982-04-21 IN IN319/DEL/82A patent/IN157944B/en unknown
- 1982-04-22 IL IL65576A patent/IL65576A/en unknown
- 1982-04-30 DE DE8282302245T patent/DE3269134D1/en not_active Expired
- 1982-04-30 EP EP82302245A patent/EP0066952B1/en not_active Expired
- 1982-05-28 KR KR8202383A patent/KR900008377B1/en active
- 1982-06-01 AU AU84383/82A patent/AU546773B2/en not_active Ceased
- 1982-06-02 JP JP57093258A patent/JPH0632137B2/en not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4206454A (en) * | 1978-05-08 | 1980-06-03 | Chloride Incorporated | Two channel optical flame detector |
US4220857A (en) * | 1978-11-01 | 1980-09-02 | Systron-Donner Corporation | Optical flame and explosion detection system and method |
GB2067749A (en) * | 1980-01-17 | 1981-07-30 | Graviner Ltd | Improvements in and Relating to Fire and Explosion Detection |
Also Published As
Publication number | Publication date |
---|---|
EP0066952A2 (en) | 1982-12-15 |
AU546773B2 (en) | 1985-09-19 |
JPS581288A (en) | 1983-01-06 |
IL65576A0 (en) | 1982-07-30 |
EP0066952B1 (en) | 1986-02-19 |
JPH0632137B2 (en) | 1994-04-27 |
IN157944B (en) | 1986-07-26 |
KR900008377B1 (en) | 1990-11-17 |
AU8438382A (en) | 1982-12-09 |
DE3269134D1 (en) | 1986-03-27 |
KR840000005A (en) | 1984-01-30 |
IL65576A (en) | 1986-03-31 |
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Legal Events
Date | Code | Title | Description |
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
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AK | Designated contracting states |
Designated state(s): DE FR GB IT SE |
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PUAL | Search report despatched |
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AK | Designated contracting states |
Designated state(s): DE FR GB IT SE |
|
17P | Request for examination filed |
Effective date: 19831021 |
|
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: SANTA BARBARA RESEARCH CENTER |
|
ITF | It: translation for a ep patent filed |
Owner name: SOCIETA' ITALIANA BREVETTI S.P.A. |
|
GRAA | (expected) grant |
Free format text: ORIGINAL CODE: 0009210 |
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AK | Designated contracting states |
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ET | Fr: translation filed | ||
REF | Corresponds to: |
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